/usr/share/perl5/Graph/Easy/Node/Empty.pm is in libgraph-easy-perl 0.75-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# An empty, borderless cell. Part of Graph::Easy.
#
#############################################################################
package Graph::Easy::Node::Empty;
use Graph::Easy::Node;
@ISA = qw/Graph::Easy::Node/;
$VERSION = '0.75';
use strict;
use warnings;
#############################################################################
sub _init
{
# generic init, override in subclasses
my ($self,$args) = @_;
$self->SUPER::_init($args);
$self->{class} = 'node.empty';
$self;
}
sub _correct_size
{
my $self = shift;
$self->{w} = 3;
$self->{h} = 3;
$self;
}
1;
__END__
=head1 NAME
Graph::Easy::Node::Empty - An empty, borderless cell in a node cluster
=head1 SYNOPSIS
my $cell = Graph::Easy::Node::Empty->new();
=head1 DESCRIPTION
A C<Graph::Easy::Node::Empty> represents a borderless, empty cell in
a node cluster. It is mainly used to have an object to render collapsed
borders in ASCII output.
You should not need to use this class directly.
=head1 SEE ALSO
L<Graph::Easy::Node>.
=head1 AUTHOR
Copyright (C) 2004 - 2007 by Tels L<http://bloodgate.com>.
See the LICENSE file for more details.
=cut
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